116289810 has 128 divisors (see below), whose sum is σ = 381749760. Its totient is φ = 24530688.

The previous prime is 116289787. The next prime is 116289821. The reversal of 116289810 is 18982611.

116289810 is a `hidden beast` number, since 11 + 628 + 9 + 8 + 10 = 666.

It is a super-2 number, since 2×116289810² = 27046639819672200, which contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 22204 + ... + 26936.

It is an arithmetic number, because the mean of its divisors is an integer number (2982420).

Almost surely, 2^116289810 is an apocalyptic number.

116289810 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 116289810, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (190874880).

116289810 is an abundant number, since it is smaller than the sum of its proper divisors (265459950).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

116289810 is a wasteful number, since it uses less digits than its factorization.

116289810 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4769 (or 4763 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 36.

The square root of 116289810 is about 10783.7753129412. The cubic root of 116289810 is about 488.1057086463.

The spelling of 116289810 in words is "one hundred sixteen million, two hundred eighty-nine thousand, eight hundred ten".